A lifting effect at the front can help reduce leaning on the bit and enables control and precision. Brass alloy mouth assists with salivation, the lozenge link contours the tongue and forms a true contact enabling clearly defined aids to be given through the reins. Mouthpiece thickness: 16mm. Cheek height: 135mm. Brass alloy mouth: Copper is alloyed with a harder metal to produce warm, durable mouthpieces which aid salivation. Stainless steel is used for the cheeks due to it being durable, easy to clean and resistance to rust.